30 	struct led_classdev *led_cdev = dev_get_drvdata(dev);  in brightness_show()  local
33 	led_update_brightness(led_cdev);  in brightness_show()
35 	return sprintf(buf, "%u\n", led_cdev->brightness);  in brightness_show()
41 	struct led_classdev *led_cdev = dev_get_drvdata(dev);  in brightness_store()  local
45 	mutex_lock(&led_cdev->led_access);  in brightness_store()
47 	if (led_sysfs_is_disabled(led_cdev)) {  in brightness_store()
57 		led_trigger_remove(led_cdev);  in brightness_store()
58 	led_set_brightness(led_cdev, state);  in brightness_store()
62 	mutex_unlock(&led_cdev->led_access);  in brightness_store()
70 	struct led_classdev *led_cdev = dev_get_drvdata(dev);  in max_brightness_show()  local
72 	return sprintf(buf, "%u\n", led_cdev->max_brightness);  in max_brightness_show()
107 	struct led_classdev *led_cdev = (void *)data;  in led_timer_function()  local
111 	if (!led_cdev->blink_delay_on || !led_cdev->blink_delay_off) {  in led_timer_function()
112 		led_set_brightness_async(led_cdev, LED_OFF);  in led_timer_function()
116 	if (led_cdev->flags & LED_BLINK_ONESHOT_STOP) {  in led_timer_function()
117 		led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;  in led_timer_function()
121 	brightness = led_get_brightness(led_cdev);  in led_timer_function()
124 		brightness = led_cdev->blink_brightness;  in led_timer_function()
125 		delay = led_cdev->blink_delay_on;  in led_timer_function()
130 		led_cdev->blink_brightness = brightness;  in led_timer_function()
132 		delay = led_cdev->blink_delay_off;  in led_timer_function()
135 	led_set_brightness_async(led_cdev, brightness);  in led_timer_function()
141 	if (led_cdev->flags & LED_BLINK_ONESHOT) {  in led_timer_function()
142 		if (led_cdev->flags & LED_BLINK_INVERT) {  in led_timer_function()
144 				led_cdev->flags |= LED_BLINK_ONESHOT_STOP;  in led_timer_function()
147 				led_cdev->flags |= LED_BLINK_ONESHOT_STOP;  in led_timer_function()
151 	mod_timer(&led_cdev->blink_timer, jiffies + msecs_to_jiffies(delay));  in led_timer_function()
156 	struct led_classdev *led_cdev =  in set_brightness_delayed()  local
159 	led_stop_software_blink(led_cdev);  in set_brightness_delayed()
161 	led_set_brightness_async(led_cdev, led_cdev->delayed_set_value);  in set_brightness_delayed()
168 void led_classdev_suspend(struct led_classdev *led_cdev)  in led_classdev_suspend()  argument
170 	led_cdev->flags |= LED_SUSPENDED;  in led_classdev_suspend()
171 	led_cdev->brightness_set(led_cdev, 0);  in led_classdev_suspend()
179 void led_classdev_resume(struct led_classdev *led_cdev)  in led_classdev_resume()  argument
181 	led_cdev->brightness_set(led_cdev, led_cdev->brightness);  in led_classdev_resume()
183 	if (led_cdev->flash_resume)  in led_classdev_resume()
184 		led_cdev->flash_resume(led_cdev);  in led_classdev_resume()
186 	led_cdev->flags &= ~LED_SUSPENDED;  in led_classdev_resume()
193 	struct led_classdev *led_cdev = dev_get_drvdata(dev);  in led_suspend()  local
195 	if (led_cdev->flags & LED_CORE_SUSPENDRESUME)  in led_suspend()
196 		led_classdev_suspend(led_cdev);  in led_suspend()
203 	struct led_classdev *led_cdev = dev_get_drvdata(dev);  in led_resume()  local
205 	if (led_cdev->flags & LED_CORE_SUSPENDRESUME)  in led_resume()
206 		led_classdev_resume(led_cdev);  in led_resume()
247 int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)  in led_classdev_register()  argument
252 	ret = led_classdev_next_name(led_cdev->name, name, sizeof(name));  in led_classdev_register()
256 	led_cdev->dev = device_create_with_groups(leds_class, parent, 0,  in led_classdev_register()
257 				led_cdev, led_cdev->groups, "%s", name);  in led_classdev_register()
258 	if (IS_ERR(led_cdev->dev))  in led_classdev_register()
259 		return PTR_ERR(led_cdev->dev);  in led_classdev_register()
263 				led_cdev->name, dev_name(led_cdev->dev));  in led_classdev_register()
266 	init_rwsem(&led_cdev->trigger_lock);  in led_classdev_register()
268 	mutex_init(&led_cdev->led_access);  in led_classdev_register()
271 	list_add_tail(&led_cdev->node, &leds_list);  in led_classdev_register()
274 	if (!led_cdev->max_brightness)  in led_classdev_register()
275 		led_cdev->max_brightness = LED_FULL;  in led_classdev_register()
277 	led_cdev->flags |= SET_BRIGHTNESS_ASYNC;  in led_classdev_register()
279 	led_update_brightness(led_cdev);  in led_classdev_register()
281 	INIT_WORK(&led_cdev->set_brightness_work, set_brightness_delayed);  in led_classdev_register()
283 	setup_timer(&led_cdev->blink_timer, led_timer_function,  in led_classdev_register()
284 		    (unsigned long)led_cdev);  in led_classdev_register()
287 	led_trigger_set_default(led_cdev);  in led_classdev_register()
291 			led_cdev->name);  in led_classdev_register()
303 void led_classdev_unregister(struct led_classdev *led_cdev)  in led_classdev_unregister()  argument
306 	down_write(&led_cdev->trigger_lock);  in led_classdev_unregister()
307 	if (led_cdev->trigger)  in led_classdev_unregister()
308 		led_trigger_set(led_cdev, NULL);  in led_classdev_unregister()
309 	up_write(&led_cdev->trigger_lock);  in led_classdev_unregister()
312 	cancel_work_sync(&led_cdev->set_brightness_work);  in led_classdev_unregister()
315 	led_stop_software_blink(led_cdev);  in led_classdev_unregister()
316 	led_set_brightness(led_cdev, LED_OFF);  in led_classdev_unregister()
318 	device_unregister(led_cdev->dev);  in led_classdev_unregister()
321 	list_del(&led_cdev->node);  in led_classdev_unregister()
324 	mutex_destroy(&led_cdev->led_access);  in led_classdev_unregister()
339 			       struct led_classdev *led_cdev)  in devm_led_classdev_register()  argument
348 	rc = led_classdev_register(parent, led_cdev);  in devm_led_classdev_register()
354 	*dr = led_cdev;  in devm_led_classdev_register()
363 	struct led_cdev **p = res;  in devm_led_classdev_match()
377 				  struct led_classdev *led_cdev)  in devm_led_classdev_unregister()  argument
381 			       devm_led_classdev_match, led_cdev));  in devm_led_classdev_unregister()